s-net: sqc7291
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 30 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {6,3} |
| Vertex coordination sequence | [(6, 18, 40, 72, 111, 161, 222, 288, 366, 456), (3, 8, 25, 52, 88, 134, 186, 252, 326, 404)] |
| Wells’ vertex symbol | [3.4^7.5.6^6, 3.4^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 3, 1, 0, 0, 2, 7, 0, 1, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 2, 10, 0, 0, 0, 3, 4, 0, 0, 1, 3, 5, -1, 1, -1, 3, 7, 0, 1, 0, 3, 8, -1, 0, 0, 4, 5, -1, 1, -1, 4, 9, 0, 0, 0, 4, 10, -1, 0, -1, 4, 11, 0, 0, 0, 5, 9, 0, -1, 1, 5, 10, 0, 0, 0, 5, 12, 0, 0, 0, 6, 7, 0, 0, 0, 6, 11, 0, 0, 0, 7, 9, 0, -1, 1, 7, 10, -1, 0, -1, 8, 12, 0, 1, -1, 9, 10, -1, 1, -1, 9, 12, 0, 1, -1, 10, 11, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.31626 | 3.95549 | 4.48685 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.15 | 0.17857 | 0.11111 |
| 0.25 | 0.25 | 0.05556 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.6834 | 3.02569 | 3.64488 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.13629 | 0.16591 | 0.13127 |
| 0.25 | 0.25 | 0.12358 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
1 record listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc2388 | *22222 | (2,7,6) | {6,3} | {4.4.3.4.4.4}{3.4.4} |